FR2548846B1 - TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT - Google Patents

TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT

Info

Publication number
FR2548846B1
FR2548846B1 FR8311417A FR8311417A FR2548846B1 FR 2548846 B1 FR2548846 B1 FR 2548846B1 FR 8311417 A FR8311417 A FR 8311417A FR 8311417 A FR8311417 A FR 8311417A FR 2548846 B1 FR2548846 B1 FR 2548846B1
Authority
FR
France
Prior art keywords
circuit
filter
way over
tunable
tuning frequencies
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8311417A
Other languages
French (fr)
Other versions
FR2548846A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Priority to FR8311417A priority Critical patent/FR2548846B1/en
Publication of FR2548846A1 publication Critical patent/FR2548846A1/en
Application granted granted Critical
Publication of FR2548846B1 publication Critical patent/FR2548846B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H01P7/088—Tunable resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FR8311417A 1983-07-08 1983-07-08 TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT Expired FR2548846B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8311417A FR2548846B1 (en) 1983-07-08 1983-07-08 TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8311417A FR2548846B1 (en) 1983-07-08 1983-07-08 TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT

Publications (2)

Publication Number Publication Date
FR2548846A1 FR2548846A1 (en) 1985-01-11
FR2548846B1 true FR2548846B1 (en) 1985-10-25

Family

ID=9290653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8311417A Expired FR2548846B1 (en) 1983-07-08 1983-07-08 TUNER CIRCUIT TUNABLE IN A DISCRETE WAY OVER A PLURALITY OF TUNING FREQUENCIES AND FILTER COMPRISING AT LEAST ONE SUCH CIRCUIT

Country Status (1)

Country Link
FR (1) FR2548846B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906956A (en) * 1987-10-05 1990-03-06 Menlo Industries, Inc. On-chip tuning for integrated circuit using heat responsive element
US5065121A (en) * 1988-03-29 1991-11-12 Rf Products, Inc. Switchable resonator device
FI97923C (en) * 1995-03-22 1997-03-10 Lk Products Oy Step-by-step filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414833A (en) * 1965-04-30 1968-12-03 Gen Dynamics Corp Electronically tunable high frequency network using pin diodes
US3768050A (en) * 1971-05-19 1973-10-23 Motorola Inc Microwave integrated circuit
US4051449A (en) * 1976-10-12 1977-09-27 The United States Of America As Represented By The Secretary Of The Army Time frequency diversity system
JPS54115045A (en) * 1978-02-28 1979-09-07 Matsushita Electric Ind Co Ltd Electronic tuning circuit

Also Published As

Publication number Publication date
FR2548846A1 (en) 1985-01-11

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Legal Events

Date Code Title Description
ST Notification of lapse